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osu-lazer/osu.Game/Beatmaps/Drawables/Cards/BeatmapCardContentBackground.cs
2021-11-03 00:07:03 +01:00

72 lines
2.4 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
#nullable enable
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Colour;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Game.Overlays;
namespace osu.Game.Beatmaps.Drawables.Cards
{
public class BeatmapCardContentBackground : CompositeDrawable
{
public BindableBool Dimmed { get; } = new BindableBool();
private readonly Box background;
private readonly DelayedLoadUnloadWrapper cover;
[Resolved]
private OverlayColourProvider colourProvider { get; set; } = null!;
public BeatmapCardContentBackground(IBeatmapSetOnlineInfo onlineInfo)
{
InternalChildren = new Drawable[]
{
background = new Box
{
RelativeSizeAxes = Axes.Both,
},
cover = new DelayedLoadUnloadWrapper(() => createCover(onlineInfo), 500, 500)
{
RelativeSizeAxes = Axes.Both,
Colour = Colour4.Transparent
}
};
}
private static Drawable createCover(IBeatmapSetOnlineInfo onlineInfo) => new OnlineBeatmapSetCover(onlineInfo)
{
RelativeSizeAxes = Axes.Both,
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
FillMode = FillMode.Fill
};
[BackgroundDependencyLoader]
private void load(OverlayColourProvider colourProvider)
{
background.Colour = colourProvider.Background2;
}
protected override void LoadComplete()
{
base.LoadComplete();
Dimmed.BindValueChanged(_ => updateState(), true);
FinishTransforms(true);
}
private void updateState() => Schedule(() =>
{
background.FadeColour(Dimmed.Value ? colourProvider.Background4 : colourProvider.Background2, BeatmapCard.TRANSITION_DURATION, Easing.OutQuint);
var gradient = ColourInfo.GradientHorizontal(Colour4.White.Opacity(0), Colour4.White.Opacity(0.2f));
cover.FadeColour(gradient, BeatmapCard.TRANSITION_DURATION, Easing.OutQuint);
});
}
}